package chapter11.EX27;

import javax.management.Query;
import java.util.LinkedList;
import java.util.Queue;

/**
 * Created by Caesar on 2015/12/30.
 */
public class Leader {
    Queue<Command> queue = new LinkedList<Command>();
    Command setin(Command com){
        queue.offer(com);
        return com;
    }
}
